Re: IO stats in /proc/partitions

H. Peter Anvin (hpa@zytor.com)
12 Mar 2002 13:51:15 -0800


Followup to: <3C8E1FFF.9090705@linkvest.com>
By author: Jean-Eric Cuendet <jean-eric.cuendet@linkvest.com>
In newsgroup: linux.dev.kernel
>
> Hi,
> I use 2.4.19-pre2-ac4.
> 2 questions:
> - Either MD Raid ot LVM IO devices are not accounted in /proc/partitions
> IO data. Is it normal?
> - Are the new /proc/partitions IO stats integrated in 2.4.19-pre3?
>

If we're adding fields to /proc/partitions, I would like to
*strongly* recommend that /proc/partitions adds the following
information:

offset and length
parent device (if applicable)

The latter could also be used to identify parallelizable devices
(spindles) for things like fsck.

-hpa

-- 
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
http://www.zytor.com/~hpa/puzzle.txt	<amsp@zytor.com>
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/